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What exactly is Python multiprocessing Module's .join() Method Doing?
Learning about Python Multiprocessing (from a PMOTW article ) and would love some clarification on what exactly the join() method is doing.
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__FILE__, __LINE__, and __FUNCTION__ usage in C++
...e_location
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1208r5.pdf
The documentation says:
constexpr const char* function_name() const noexcept;
6 Returns: If this object represents a position in the body of a function,
returns an implementation-defined NTBS that should corr...
How to extract the n-th elements from a list of tuples?
... *list in arguments to create a parameter list for a function...
Note: In Python3, zip returns an iterator, so instead use list(zip(*elements)) to return a list of tuples.
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Python Pandas: Get index of rows which column matches certain value
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Get path from open file in Python
...g with it, then you can do that in the following conventional way using os Python module.
>>> import os
>>> f = open('/Users/Desktop/febROSTER2012.xls')
>>> os.path.dirname(f.name)
>>> '/Users/Desktop/'
This way you can get hold of the directory structure.
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Why do I get TypeError: can't multiply sequence by non-int of type 'float'?
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raw_input returns a string (a sequence of characters). In Python, multiplying a string and a float makes no defined meaning (while multiplying a string and an integer has a meaning: "AB" * 3 is "ABABAB"; how much is "L" * 3.14 ? Please do not reply "LLL|"). You need to parse the str...
python pandas: apply a function with arguments to a series
I want to apply a function with arguments to a series in python pandas:
4 Answers
4
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徐大爷气得把棋盘都推翻了，盛怒之余，他还发现老王穿了一件绿色...
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世界上最经典的25句话 [转] - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...或者坏人
11、鱼对水说你看不到我的眼泪，因为我在水里.水说我能感觉到你的眼泪，因为你在我心里
12、快乐要有悲伤作陪，雨过应该就有天晴。如果雨后还是雨，如果忧伤...